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Finding the Fourth Proportional to 11,693.03, 17,541.86 and 4,297.55

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Solution

The fourth proportional to 11,693.03, 17,541.86 and 4,297.55 is: 6,447.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,693.03 : 17,541.86 = 4,297.55 : x
  2. Step 2: Convert to fraction form
    11,693.03/17,541.86 = 4,297.55/x
  3. Step 3: Cross multiply
    11,693.03x = 17,541.86 × 4,297.55
  4. Step 4: Simplify right side
    11,693.03x = 75,386,911.25
  5. Step 5: Solve for x
    x = 75,386,911.25/11,693.03
  6. Step 6: Final answer
    x = 6,447.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.